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dzhkdb

call kdb+/q from DZH formulas

dzhkdb功能

实现大智慧(DZH)软件<http://www.gw.com.com>的dll公式,将DZH数据传到kdb计算并返回结果,可以实现复杂的计算。

使用方法

1、下载安装kdb+/q。

2、查看并修改qfml.q里的函数。

3、把qfml.q复制到q目录。启动q qfml.q -p 5001 。 如果启用q用户验证,需要在用户密码文件(如qusers文件)中添加用户密码:fml:input_fml_pwd。

4、把c.dll复制到dzh安装目录(如d:\dzh365)。

5、win7以上系统,把dzhkdb.dll复制到dzh目录。(不支持XP)。

6、在DZH中建立一公式,如:

mktid:=STRFIND('`SH`SZ`SF`HK`SS`B$`OF`$$`SG`SC`ZC`DC`FI`ZI`IX`HS`BO`SW`NS`NY`DJ`DA`FT`FR`SP`FX`IC`SM`LM`NX`CB`CX`IB`Z$`ZZ',MARKETLABEL,1);

RET:"dzhkdb@CALC"(mktid,5001,1.2);  {第二个参数为加载了qfml.q的kdb的端口号,第三个参数为.fml.f函数的索引号,表示要调用.fml.f[1.2]函数}

注意

本代码写于多年前,未在DZH最新版测试,只要DZH DLL接口规范没有变化,应该是可用的。

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